A liquid takes minutes to cool from to

PHYSICS · Subjective · CBSE · Physics · Thermal Properties of Matter · Thermal Properties of Matter

Problem

A liquid takes

5

minutes to cool from

80^\circ\mathrm{C}

50^\circ\mathrm{C}

. How much time will it take to cool from

60^\circ\mathrm{C}

30^\circ\mathrm{C}

? The temperature of the surroundings is

20^\circ\mathrm{C}